Power Source Mode does not Change to ON (IG): Procedure

CHECK HARNESS AND CONNECTOR (AUXILIARY BATTERY - POWER MANAGEMENT CONTROL ECU) See step 1
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - BODY GROUND) See step 2
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step
INSPECT NO. 2 INTEGRATION RELAY (IG2 RELAY) See step 3
NG → See step 10

OK: Go to next step
INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (IG1 NO. 1, IG1 NO. 2 AND IG1 NO. 3 RELAY) See step 4
NG → See step 11

OK: Go to next step
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY) See step 5
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step
CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - BODY GROUND) See step 6
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - IG2 RELAY) See step 7
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step
CHECK HARNESS AND CONNECTOR (ENGINE ROOM RELAY BLOCK ASSEMBLY - BODY GROUND) See step 8
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: Go to next step
CHECK POWER MANAGEMENT CONTROL ECU See step   9
NG → See step   12

OK → See step   13
REPLACE NO. 2 INTEGRATION RELAY. Refer to REMOVAL
REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to REMOVAL
REPLACE POWER MANAGEMENT CONTROL ECU. Refer to REMOVAL
USE SIMULATION METHOD TO CHECK. Refer to HOW TO PROCEED WITH TROUBLESHOOTING